diff --git a/frontend/src/lib/i18n/locales/fi-FI.json b/frontend/src/lib/i18n/locales/fi-FI.json
index d892dd8..3b42b7f 100644
--- a/frontend/src/lib/i18n/locales/fi-FI.json
+++ b/frontend/src/lib/i18n/locales/fi-FI.json
@@ -51,12 +51,31 @@
     "forgotPasswordTitle": "Unohditko salasanasi?",
     "failedToFetchProvidersTitle": "Todennuspalvelujen tarjoajien lataaminen epäonnistui. Tarkista määrityksesi.",
     "errorTitle": "Tapahtui virhe",
-    "errorSubtitle": "Tapahtui virhe yritettäessä suorittaa tämä toiminto. Ole hyvä ja tarkista konsoli saadaksesi lisätietoja.",
+    "errorSubtitleInfo": "The following error occurred while processing your request:",
+    "errorSubtitle": "An error occurred while trying to perform this action. Please check your browser console or the app logs for more information.",
     "forgotPasswordMessage": "Voit nollata salasanasi vaihtamalla ympäristömuuttujan `USERS`.",
     "fieldRequired": "Tämä kenttä on pakollinen",
     "invalidInput": "Virheellinen syöte",
     "domainWarningTitle": "Virheellinen verkkotunnus",
     "domainWarningSubtitle": "Tämä instanssi on määritelty käyttämään osoitetta <code>{{appUrl}}</code>, mutta nykyinen osoite on <code>{{currentUrl}}</code>. Jos jatkat, saatat törmätä ongelmiin autentikoinnissa.",
     "ignoreTitle": "Jätä huomiotta",
-    "goToCorrectDomainTitle": "Siirry oikeaan verkkotunnukseen"
-}
\ No newline at end of file
+    "goToCorrectDomainTitle": "Siirry oikeaan verkkotunnukseen",
+    "authorizeTitle": "Authorize",
+    "authorizeCardTitle": "Continue to {{app}}?",
+    "authorizeSubtitle": "Would you like to continue to this app? Please carefully review the permissions requested by the app.",
+    "authorizeSubtitleOAuth": "Would you like to continue to this app?",
+    "authorizeLoadingTitle": "Loading...",
+    "authorizeLoadingSubtitle": "Please wait while we load the client information.",
+    "authorizeSuccessTitle": "Authorized",
+    "authorizeSuccessSubtitle": "You will be redirected to the app in a few seconds.",
+    "authorizeErrorClientInfo": "An error occurred while loading the client information. Please try again later.",
+    "authorizeErrorMissingParams": "The following parameters are missing: {{missingParams}}",
+    "openidScopeName": "OpenID Connect",
+    "openidScopeDescription": "Allows the app to access your OpenID Connect information.",
+    "emailScopeName": "Email",
+    "emailScopeDescription": "Allows the app to access your email address.",
+    "profileScopeName": "Profile",
+    "profileScopeDescription": "Allows the app to access your profile information.",
+    "groupsScopeName": "Groups",
+    "groupsScopeDescription": "Allows the app to access your group information."
+}